Coronavirus presents "grave threat" to world, WHO chief warns as death toll tops 1,000

"With 99% of cases in China, this remains very much an emergency for that country, but one that holds a very grave threat for the rest of the world," Tedros warned Tuesday, urging health officials and governments to "use the window of opportunity that we have now."The WHO has grown increasingly concerned about the virus being transmitted from people with no recent history of travel to China to others in their home countries. Tedros said Monday that this "community spread," which has been seen now in the U.K. and Spain, at least, could be the "spark" that lights a bigger fire.Two doctors' offices in southern England were shuttered Tuesday amid fears that a man who caught the new coronavirus on a visit to Singapore may have spread the disease after returning home. The bottom line is solidarity, solidarity, solidarity"-@DrTedros #2019nCoVHe said other questions would arise, but for starters he hoped to make progress in determining how and via what means the virus spreads; how long an infected person can be contagious, what biological samples should be used for diagnosis and monitoring, the best way to manage severe cases, and what ethical issues must be considered as the world confronts the disease.More than 100 people were evacuated from a Hong Kong housing block on Tuesday after four residents in two different apartments tested positive for the new coronavirus. Tedros Adhanom Ghebreyesus said it was concerning that the virus was spreading among people in Europe who haven't recently traveled to China.At least six confirmed cases in France and Spain appeared to be linked to a British man who caught the virus at a business conference in Singapore in January.